<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <div id="app">
    <p>这是p标签</p>
    <my-com-a></my-com-a>
    <my-com-b></my-com-b>
  </div>
</body>
<script src="./lib/vue.js"></script>
<script>
    // kebab-case
    Vue.component('my-com-a', {
      template: '<div>这是A组件的内容</div>'
    })

    // PascalCase
    Vue.component('MyComB', {
      template: '<div>这是B组件的内容</div>'
    })
    // 根实例
    new Vue({
      el: "#app",
      data:{

      }
    })
</script>

</html>